Process for producing propylene-ethylene copolymers

Details Process for producing propylene-ethylene copolymers Process for producing propylene-ethylene copolymers

1979-09-11

1981-01-13

Seccuro, Carman J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525245, 525240, C08L 2316

Patent

active

042450624

ABSTRACT:
A process for producing a modified polypropylene by copolymerizing propylene with ethylene in the presence of a Ziegler-Natta catalyst is provided.
This process consists of the following three steps:

REFERENCES:
patent: 3480696 (1969-11-01), Hassell et al.
patent: 3670053 (1972-06-01), Sennari et al.

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